<template>
  <div>
    <!-- 面包屑导航区域 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 卡片式图区域 -->
    <el-card>
      <el-row :gutter="20">
        <el-col :span='8'>
          <el-input placeholder="请输入内容" v-model='queryInfo.query' clearable @clear='getGoodsList'>
            <el-button slot="append" icon="el-icon-search" @click='getGoodsList'></el-button>
          </el-input>
        </el-col>
        <el-col :span='4'>
          <el-button type='primary' @click='goAddPage'>添加商品</el-button>
        </el-col>
      </el-row>

      <!-- table表格 -->
      <el-table :data='list' border stripe>
        <el-table-column type='index'>
        </el-table-column>
        <el-table-column prop="goods_name" label="商品名称">
        </el-table-column>
        <el-table-column prop="goods_price" width="95px" label="商品价格(元)">
        </el-table-column>
        <el-table-column prop="goods_weight" label="商品重量">
        </el-table-column>
        <el-table-column prop="upd_time" label="商品时间">
          <template slot-scope='scope'>
            {{scope.row.upd_time  | dataFormat}}
          </template>
        </el-table-column>
        <el-table-column label="操作">
          <template slot-scope='scope'>
            <el-button type="primary" icon="el-icon-edit" size='mini'></el-button>
            <el-button type="danger" icon="el-icon-delete" size='mini' @click='deleteGoodsList(scope.row.goods_id)'>
            </el-button>
          </template>
        </el-table-column>
      </el-table>

      <!-- 分页 -->
      <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum" :page-sizes="[5, 10, 15, 20]" :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper" :total="total" background>
      </el-pagination>
    </el-card>
  </div>
</template>

<script scoped>
  export default {
    created() {
      this.getGoodsList()
    },
    data() {
      return {
        queryInfo: {
          query: '',
          pagenum: 1,
          pagesize: 10
        },
        // 总数据
        list: [],
        total: 0
      }
    },
    methods: {
      goAddPage() {
        this.$router.push('/goods/add')
      },
      async deleteGoodsList(id) {
        const confirmResult = await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(err => err)
        if (confirmResult !== 'confirm') return this.$message.error('已经取消删除')
        const {
          data: res
        } = await this.$axios({
          method: 'DELETE',
          url: `goods/${id}`
        })
        if (res.meta.status !== 200) return this.$message.error('删除用户失败！')
        this.$message.success('删除用户成功')
        this.getGoodsList()
      },
      handleCurrentChange(newPage) {
        this.queryInfo.pagenum = newPage
        this.getGoodsList()
      },
      handleSizeChange(newSize) {
        this.queryInfo.pagesize = newSize
        this.getGoodsList()
      },
      async getGoodsList() {
        // 根据分页获取对应商品列表
        const {
          data: res
        } = await this.$axios({
          url: 'goods',
          params: this.queryInfo
        })
        if (res.meta.status !== 200) return this.$message.error('获取商品列表失败')
        this.$message.success('获取商品列表成功')
        this.list = res.data.goods
        this.total = res.data.total
        console.log(this.list)
      }
    }
  }

</script>

<style scoped>

</style>
